Cocktail time - how realistic is that idea?
analogy (simile (similar to that ...))
Absences - about memories and the unability to stay in a moment forever.
simile (i.e. this sound of falling (...) like the memory of ...)
Sootfall and fallout - about the dangers of atomic weapons.
analogy (simile (i.e. a nation (...) is like a knight whose armour has grown so heavy ...))